Format all multitests

tests/language_strong/not_enough_positional_arguments_test.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-foo(a, [b]) {
-}
+foo(a, [b]) {}
 
-bar(a, {b}) {
-}
+bar(a, {b}) {}
 
 class A {
   A();
   A.test(a, [b]);
 }
 
 class B {
   B()
     : super.test(b: 1) // //# 01: runtime error
   ;
@@ skipping 18 matching lines @@
 
 main() {
   new A.test(b: 1); // //# 00: runtime error
   new B();
   new C();
   new D.test(b: 1); // //# 03: runtime error
   new E();
   foo(b: 1); // //# 06: runtime error
   bar(b: 1); // //# 07: runtime error
 }